<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- <link rel="stylesheet" href="NK.css" type="text/css" > -->
    <style>
        .box{
            width: 100px;
            height: 100px;
            background-color: gainsboro;
            display: flex;
            justify-content: flex-end;
            /* flex-wrap: wrap; */
            
            
            /* align-content: flex-end; */
            justify-content: space-between;
            }
        .pip{           
            width: 20px;
            height: 20px;
            display: flex;
            margin: 3px;
        }
        .box .pip:nth-of-type(4){
            align-self: flex-end;
        }
    </style>
</head>  
<body>
    <div class="box">
        <span class="pip">
            <img src="resource/4.PNG" alt="">
        </span>
        <span class="pip">
            <img src="resource/4.PNG" alt="">
        </span>
        <span class="pip">
            <img src="resource/4.PNG" alt="">
        </span>
        <span class="pip">
            <img src="resource/4.PNG" alt="">
        </span>
    </div>
</body>
</html>